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Finding the Fourth Proportional to 431,049.34, 594,866.55 and 240,062.73

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Solution

The fourth proportional to 431,049.34, 594,866.55 and 240,062.73 is: 331,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,049.34 : 594,866.55 = 240,062.73 : x
  2. Step 2: Convert to fraction form
    431,049.34/594,866.55 = 240,062.73/x
  3. Step 3: Cross multiply
    431,049.34x = 594,866.55 × 240,062.73
  4. Step 4: Simplify right side
    431,049.34x = 142,805,287,978.68
  5. Step 5: Solve for x
    x = 142,805,287,978.68/431,049.34
  6. Step 6: Final answer
    x = 331,296.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.